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Pension Plan and Postretirement Benefits Other Than Pension (Tables)
3 Months Ended
Mar. 31, 2020
Pension Plan and Postretirement Benefits Other Than Pension  
Schedule of components of net periodic pension and other postretirement costs

The components of net periodic pension costs and other postretirement costs related to these plans are reflected in the table below. Net periodic pension costs are recorded in investment and other (loss) income on the Company’s consolidated statements of income.

Other

Pension Benefits

Postretirement Benefits

Three months ended March 31, 

Three months ended March 31, 

2020

2019

2020

2019

(in thousands)

Components of net periodic benefit cost:

    

    

    

    

    

Interest cost

$

1,316

 

1,528

 

$

4

 

8

Expected return on plan assets

 

(1,122)

 

(1,590)

 

 

 

Actuarial gain amortization

 

 

 

 

(67)

 

(124)

Prior service credit amortization

 

 

 

 

 

Total

$

194

(62)

$

(63)

(116)